Hamilton Weather Averages

Climate averages for Hamilton based on 10 years of historical data.

Average Hamilton temperatures by month

Avg high

20°

J

19°

F

19°

M

20°

A

22°

M

25°

J

27°

J

28°

A

27°

S

25°

O

23°

N

21°

D

Avg low

18°

J

17°

F

17°

M

18°

A

21°

M

24°

J

26°

J

27°

A

26°

S

24°

O

21°

N

19°

D

Average rainfall in Hamilton by month

Rainfall (mm)

145

J

121

F

130

M

82

A

112

M

134

J

100

J

131

A

171

S

205

O

175

N

118

D

Sunshine hours in Hamilton by month

Sunshine (h/day)

1

J

2

F

2

M

3

A

4

M

3

J

2

J

2

A

2

S

2

O

2

N

2

D

Humidity in Hamilton by month

Average humidity

73%

J

75%

F

74%

M

77%

A

79%

M

81%

J

79%

J

76%

A

77%

S

76%

O

74%

N

73%

D

Month-by-month averages

Month	Avg High	Avg Low	Rainfall	Sunshine
January Weather	20°C	18°C	145 mm	1.5h
February Weather	19°C	17°C	121 mm	1.9h
March Weather	19°C	17°C	130 mm	2.1h
April Weather	20°C	18°C	82 mm	3.1h
May Weather	22°C	21°C	112 mm	3.9h
June Weather	25°C	24°C	134 mm	2.8h
July Weather	27°C	26°C	100 mm	2.4h
August Weather	28°C	27°C	131 mm	2.3h
September Weather	27°C	26°C	171 mm	1.9h
October Weather	25°C	24°C	205 mm	1.9h
November Weather	23°C	21°C	175 mm	1.7h
December Weather	21°C	19°C	118 mm	1.7h